一般講演

[G] Nuclear Materials

Thu. Mar 18, 2021 1:00 PM - 4:00 PM Rm. M (ZoomRm.M)

Chair:Naoyuki HASHIMOTO(Hokkaido University)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

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1:00 PM - 1:15 PM

[238] Development of irradiation properties evaluation technique of accident tolerant fuel cladding tube for advanced nuclear system -Outline of program-

*Satoshi OHTSUKA¹, Masato OHNUMA², Masatoshi MITSUHARA³, Hideharu NAKASHIMA³, Takeshi TOYAMA⁴, Yasuhide YANO¹, Ryuta HASHIDATE¹, Takeji KAITO¹ (1. Japan Atomic Energy Agency, 2. Hokkaido University, 3. Kyushu University, 4. Tohoku University)

1:15 PM - 1:30 PM

[239] Ultra-high temperature creep properties evaluation of ODS steel cladding tube

*Yuya IMAGAWA¹, Ryuta HASHIDATE¹, Takashi ONIZAWA¹, Shoichi KATO¹, Satoshi OHTSUKA¹, Masato OHNUMA², Hideharu NAKASHIMA³, Takeshi TOYAMA⁴ (1. JAEA, 2. Hokkaido Univ., 3. Kyushu Univ., 4. Tohoku Univ)

1:30 PM - 1:45 PM

[240] Ultra-high temperature heating test of ODS steel claddings for SFR accident simulation

*Yasuhide YANO¹, Takashi TANNO¹, Takeji KAITO¹, Satoshi OHTSUKA¹, Masato OHNUMA², Hideharu NAKASHIMA³, Takeshi TOYAMA⁴ (1. JAEA, 2. Hokkaido univ., 3. Kyushu univ., 4. Tohoku univ.)

break （1:45 PM - 1:50 PM）

1:50 PM - 2:05 PM

[241] Structure change of ODS steel by creep annealing

*Jin YAMAZAKI¹, Masato Ohnuma², Satoshi Ohtsuka³, Takashi Tanno³, Takashi Toyama⁴, Masatoshi Mitsuhara⁵, Hideharu Nakashima⁵ (1. Hokkaido Univ., 2. Hokkaido Univ., 3. JAEA, 4. Tohoku Univ., 5. Kyushu Univ.)

2:05 PM - 2:20 PM

[242] Microstructural analysis of oxide particles in ODS steel with 3D-AP

*Takeshi TOYAMA¹, Rie Shibahara¹, Katashi Tanno², Yasuhide Yano², Satoshi Ohtsuka², Masatoshi Mitsuhara³, Hideharu Nakashima³, Masato Ohnuma⁴ (1. Tohoku Univ., 2. JAEA, 3. Kyushu Univ., 4. Hokkaido Univ.)

2:20 PM - 2:35 PM

[243] Microstructural observation in ODS steel claddings using SEM and STEM

*Masatoshi MITSUHARA¹, Kouichi Kurino², Hideharu Nakashima¹, Yasuhide Yano³, Satoshi Ohtsuka³, Masato Ohnuma⁴, Takeshi Toyama⁵ (1. Kyushu Univ., 2. Kyushu Univ. (B4), 3. JAEA, 4. Hokkaido Univ., 5. Tohoku Univ.)

break （2:35 PM - 2:55 PM）

2:55 PM - 3:10 PM

[244] Effect of nitrogen on microstructure and high temperature creep strength of 9Cr-ODS steel

*Hiroshi OKA¹, Naoyuki Hashimoto¹, Takashi Tanno², Yasuhide Yano², Satoshi Ohtsuka², Takeji Kaito² (1. 北大工、2. 原子力機構)

3:10 PM - 3:25 PM

[245] 0

*Yufeng Du¹, Kenta Yoshida¹, Yusuke Shimada¹, Takeshi Toyama¹, Koji Inoue¹, Somei Ohnuki², Yasuyoshi Nagai¹ (1. IMR Tohoku University、2. University of Science and Technology Beijing)

3:25 PM - 3:40 PM

[246] Microstructural changes of oxide dispersion strengthened copper powders fabricated by mechanical alloying process

*Yuusuke SHIMADA¹, Masataka MIZUMOTO¹, Yoshimitsu HISHINUMA^2,3, Ken-ichi IKEDA⁴, Kenta YOSHIDA¹, Hiroyuki NOTO^2,3, Bing MA^2,3, Takeo MUROGA^2,3, Yasuyoshi NAGAI¹, Toyohiko KONNO¹ (1. Tohoku Univ., 2. NIFS, 3. SOKENDAI, 4. Hokkaido Univ.)

break （3:40 PM - 4:00 PM）

一般講演

[G] Nuclear Materials

Fri. Mar 19, 2021 9:00 AM - 12:05 PM Rm. M (ZoomRm.M)

座長:松川義孝(熊本大学)、吉田健太(東北大学)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

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9:00 AM - 9:15 AM

[247] Development of new reduced activation HEAs by additive manufacturing method

*Naoyuki HASHIMOTO¹, Shigehito ISOBE¹, Hiroshi OKA¹, Shigenari HAYASHI¹, Mikito UEDA¹, Shinichiro YAMASHITA², Mitsuhiro ITAKURA², Tomohito TSURU² (1. Hokkaido Univ., 2. JAEA)

9:15 AM - 9:30 AM

[248] Effect of Mn and Ni on stacking fault energy in CoCrFeNiMn_x and FeCrNi_xMn_y HEAs

*Eryo WADA¹, Tatsuya FUKUSHI¹, Naoyuki HASHIMOTO², Shigehito ISOBE², Hiroshi OKA² (1. Graduate School of Engineering, Hokkaido University, 2. Faculty of Engineering, Hokkaido University)

9:30 AM - 9:45 AM

[249] Microstructure evolution of fluorite-type oxides under synergistic irradiation with displacement damage and electronic excitation

*Ayaka MARUO¹, Hiroki TOMONAKA¹, Rahman Mohammad　Majidur¹, Kazuhiro YASUDA¹, Syo MATSUMURA¹, Norito ISHIKAWA² (1. Kyusyu University, 2. JAEA)

9:45 AM - 10:00 AM

[250] 0

*Pooreun SEO¹, A.K.M.　Saiful　Islam BHUIAN^1,2, Jean-Marc COSTANTINI³, Syo MATSUMURA¹, Kazuhiro YASUDA¹ (1. Kyushu Univ.、2. BAEC、3. CEA, Univ. Paris-Saclay)

10:00 AM - 10:15 AM

[251] Impurities induced by heat treatment for specimen preparation and their effects on 1D migration of interstitial clusters under electron irradiation

*Yuhki SATOH¹, Yosuke ABE², Kenji OHKUBO³, Takasi TANIOKA³ (1. Hiroshima Institute of Technology, 2. JAEA, 3. Hokkaido Univ.)

break （10:15 AM - 10:35 AM）

10:35 AM - 10:50 AM

[252] The effect of micro-pillar size on yield stress of electron-irradiated A533B steel

*Ryuta KASADA¹, Yuyang ZHENG^1,2, Sosuke KONDO¹, Hao YU¹, Akihiko KIMURA³, Hideki YUYA⁴ (1. IMR, Tohoku Univ., 2. Tohoku Univ., 3. IAE, Kyoto Univ., 4. Chubu Electric Power Co.,Inc.)

10:50 AM - 11:05 AM

[253] Effect of inhomogeneous metallurgical-structure and irradiation conditions on hardness of heat-affected zone in a reactor pressure vessel steel

*Yoosung Ha¹, Masaki Shimodaira¹, Jinya Katsuyama¹ (1. JAEA)

11:05 AM - 11:20 AM

[254] 0

*Dongyue CHEN¹, Kenta Murakami², Huilong Yang¹, Liang Chen³, Hiroaki Abe¹, Naoto Sekimura¹ (1. The University of Tokyo、2. Nagaoka University of Technology、3. Shanghai Jiao Tong University)

11:20 AM - 11:35 AM

[255] Helium and hydrogen effect on the sink strength of grain boundaries in F82H

*Mitsuki ZUSHI¹, Naoyuki HASHIMOTO², Sigehito ISOBE², Hiroshi OKA², Takashi NOZAWA³, Masami ANDO³, Yoshiyuki WATANABE³ (1. Graduate School of Engineering, Hokkaido Univ., 2. Faculty of Engineering, Hokkaido Univ., 3. QST)

11:35 AM - 11:50 AM

[256] Thermal stability and irradiation hardening contribution of solute atomic cluster formed in ion-irradiated stainless steel model alloys, PartⅠ

*Takaaki Mabuchi¹, Ken-ichi Fukumoto², Katsuhiko Fujii³ (1. Univ. of Fukui, 2. RINE/Univ. of Fukui, 3. INSS)

11:50 AM - 12:05 PM

[257] Thermal stability and irradiation hardening contribution of solute atomic cluster formed in ion-irradiated stainless steel model alloys, PartⅡ

*Takaaki Mabuchi¹, Ken-ichi Fukumoto², Katsuhiko Fujii³ (1. Univ. of Fukui, 2. RINE/Univ. of Fukui, 3. INSS)

一般講演

[G] Nuclear Materials

Fri. Mar 19, 2021 1:00 PM - 3:50 PM Rm. M (ZoomRm.M)

座長:近藤創介(東北大学)、能登裕之(大学共同利用法人　自然科学研究機構)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

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1:00 PM - 1:15 PM

[258] Study of dynamic interaction between dislocation and irradiation-induced cavity in tungsten

*Kouichi TOUGOU¹, Maoto FUKUI², Ken-ichi FUKUMOTO³, Kiyohiro YABUUCHI⁴, Ryoya ISHIGAMI⁵ (1. Univ. of Fukui, 2. Univ. of Fukui, 3. Univ. of Fukui (RINE), 4. Kyoto Univ. (IAE), 5. WERC)

1:15 PM - 1:30 PM

[259] Energy level of hydrogen in tungsten rhenium alloy and its diffusion barrier

*Kazuhito OOSAWA¹ (1. RIAM Kyushu Univ.)

1:30 PM - 1:45 PM

[260] Effect of Mechanical allying process of Dispersion strengthened Tungsten on the thermal change.

*Hiroyuki NOTO¹, Yoshimitsu HISHINUMA¹, Takeo MUROGA¹ (1. National Institute of Fusion Science)

1:45 PM - 2:00 PM

[261] Re doping effects on formation of radiation-induced vacancy-type defects in W alloys studied by positron annihilation spectroscopy

*Takeshi TOYAMA¹, Yuji HATANO², Koji INOUE¹, Atsushi YABUUCHI³, Atsushi KINOMURA³, Tomoaki SUZUDO⁴, Yasuyoshi NAGAI⁴ (1. Tohoku Univ., 2. Univ. of Toyama, 3. Kyoto Univ., 4. JAEA)

2:00 PM - 2:15 PM

[262] Effect of recrystallization on fracture toughness in rolled pure tungsten plate

*Kyohei SHINDO¹, Kazutoshi Tokunaga², Satoru Matsuo³, Hiroaki Kurishita⁴, Takeshi Toyama³, Makoto Hasegawa², kazuo Nakamura² (1. Kyushu Univ., 2. Kyushu Univ., 3. Tohoku Univ., 4. KEK)

break （2:15 PM - 2:35 PM）

2:35 PM - 2:50 PM

[263] Analysis of thermal and mechanical properties on F82H-based composites

*Jeongwoo Heo¹, Naoyuki Hashimoto², Hiroyuki Noto³ (1. Graduate School of Engineering, Hokkaido University, 2. Faculty of Engineering, Hokkaido University, 3. NIFS)

2:50 PM - 3:05 PM

[264] Solubility of iron in intermetallic compound G-phase

*Yoshitaka MATSUKAWA¹, Daiki Watanabe¹, Riku Takao¹, Takateru Yamamuro¹, Sadahiro Tsurekawa¹ (1. 熊大工)

3:05 PM - 3:20 PM

[265] Nanostructure Analysis of Metallic ball in the MCCI Products by TEM

*Kenta YOSHIDA¹, Pengfei Liu¹, Yusuke Shimada¹, Yufeng Du¹, Toru Kitagaki², Atsushi Ikeda-Ohno², Hideo Watanabe³, Yasuyoshi Nagai¹ (1. IMR Tohoku Univ., 2. CLADS JAEA, 3. RIAM Kyushu Univ.)

3:20 PM - 3:35 PM

[266] Effect of mullite/alumina graded CVD coating on corrosion of SiC surface

*Sousuke KONDOU¹, Hirokazu KATSUI², Shaofan LYU³, Kazuya SHIMODA⁴, Hao YU¹, Yasuki OKUNO¹, Ryuta KASADA¹ (1. IMR Tohoku Univ., 2. AIST, 3. Graduate School of Eng. Tohoku Univ., 4. NIMS)

3:35 PM - 3:50 PM

[267] Investigation of Anticorrosion Effect of Hydrogen-Terminated SiC by Autoclave Test

*Kotaro Seki¹, Sosuke Kondo², Koichi Sato³, Hao Yu², Yasuki Okuno², Ryuta Kasada² (1. 東北大工（院生）、2. 東北大金研、3. 鹿児島大学)

Sessions

10. Energy and Related Materials » Nuclear Materials

[G] Nuclear Materials

[238] Development of irradiation properties evaluation technique of accident tolerant fuel cladding tube for advanced nuclear system -Outline of program-

[239] Ultra-high temperature creep properties evaluation of ODS steel cladding tube

[240] Ultra-high temperature heating test of ODS steel claddings for SFR accident simulation

[241] Structure change of ODS steel by creep annealing

[242] Microstructural analysis of oxide particles in ODS steel with 3D-AP

[243] Microstructural observation in ODS steel claddings using SEM and STEM

[244] Effect of nitrogen on microstructure and high temperature creep strength of 9Cr-ODS steel

[245] 0

[246] Microstructural changes of oxide dispersion strengthened copper powders fabricated by mechanical alloying process

[G] Nuclear Materials

[247] Development of new reduced activation HEAs by additive manufacturing method

[248] Effect of Mn and Ni on stacking fault energy in CoCrFeNiMn_x and FeCrNi_xMn_y HEAs

[249] Microstructure evolution of fluorite-type oxides under synergistic irradiation with displacement damage and electronic excitation

[250] 0

[251] Impurities induced by heat treatment for specimen preparation and their effects on 1D migration of interstitial clusters under electron irradiation

[252] The effect of micro-pillar size on yield stress of electron-irradiated A533B steel

[253] Effect of inhomogeneous metallurgical-structure and irradiation conditions on hardness of heat-affected zone in a reactor pressure vessel steel

[254] 0

[255] Helium and hydrogen effect on the sink strength of grain boundaries in F82H

[256] Thermal stability and irradiation hardening contribution of solute atomic cluster formed in ion-irradiated stainless steel model alloys, PartⅠ

[257] Thermal stability and irradiation hardening contribution of solute atomic cluster formed in ion-irradiated stainless steel model alloys, PartⅡ

[G] Nuclear Materials

[258] Study of dynamic interaction between dislocation and irradiation-induced cavity in tungsten

[259] Energy level of hydrogen in tungsten rhenium alloy and its diffusion barrier

[260] Effect of Mechanical allying process of Dispersion strengthened Tungsten on the thermal change.

[261] Re doping effects on formation of radiation-induced vacancy-type defects in W alloys studied by positron annihilation spectroscopy

[262] Effect of recrystallization on fracture toughness in rolled pure tungsten plate

[263] Analysis of thermal and mechanical properties on F82H-based composites

[264] Solubility of iron in intermetallic compound G-phase

[265] Nanostructure Analysis of Metallic ball in the MCCI Products by TEM

[266] Effect of mullite/alumina graded CVD coating on corrosion of SiC surface

[267] Investigation of Anticorrosion Effect of Hydrogen-Terminated SiC by Autoclave Test

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